5217685 has 16 divisors (see below), whose sum is σ = 7191360. Its totient is φ = 3594240.

The previous prime is 5217677. The next prime is 5217689. The reversal of 5217685 is 5867125.

5217685 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5217685 - 2³ = 5217677 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5217685.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5217689) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1452 + ... + 3541.

It is an arithmetic number, because the mean of its divisors is an integer number (449460).

Almost surely, 2^5217685 is an apocalyptic number.

5217685 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5217685 is a deficient number, since it is larger than the sum of its proper divisors (1973675).

5217685 is a wasteful number, since it uses less digits than its factorization.

5217685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5028.

The product of its digits is 16800, while the sum is 34.

The square root of 5217685 is about 2284.2252515897. The cubic root of 5217685 is about 173.4440018935. Note that the first 3 decimals are identical.

The spelling of 5217685 in words is "five million, two hundred seventeen thousand, six hundred eighty-five".